Today a very short and simple post to learn how to rollback configurations performed via tmsh.
After executing some commands, if finally we need to undo those changes we can get it, at least, by the following ways:

In case of HA environment, the standby node configuration can be sync so that we set the active (changed) node to

In another post we saw the way to configure a SSH connection to Linux without password via public/private key. To allow SSH connection without interaction (without password) to Cisco Ironport ESA (Email Security Appliance) from a Windows machine is a bit different. These are the different steps: